15
Operating Manual - Powerflex Multi-Channel Power Amplifier
Typical Idle Current
Powerflex 6250
Powerflex 4400
120V: 0.81A
120V: 0.9A
240V: 0.42A
240V: 0.5A
Current with Typical Audio Program Material (4 ohm load
- all Channels)
Powerflex 6250
Powerflex 4400
120V: 6.5A
120V: 7.0A
240V: 3.3A
240V: 3.5A
Connections
Input: XLR - 1/4” (Pin 2: Hot, Tip: Hot), Euroblock
Output: 5-Way Binding Post
Cooling: Forced Air, Thermal Sensitive 3-Speed Fan, Front
Inlet/Rear Outlet
Dimensions: 19”L x 5.25”H x 16.5”D
Construction: All-Steel Chassis, Extruded Aluminum Front
Panel
Weight: 45lbs
Specification conditions: 120VAC mains at 60Hz, 25° C
* Continuous power limited by power line capacity
**Non-conventional amplifiers require bandwidth limiting
for all distortion and noise measurements.
† Signal peaks in audio programming may trigger protec-
tion circuitry at low line voltages. Specifications are subject to
change or improvement without notice.
14.
WARRANTY INFORMATION
We thank you for your expression of confidence
in Ashly products. The unit you have just purchased is
protected by a limited five year warranty. To establish the
warranty, you must first complete and mail the warranty
card attached to your product.
Fill out the information below for your records.
Serial Number _________________________________
Dealer
______________________________________
Date of Purchase _______________________________
Dealer’s Address _______________________________
______________________________________
Dealer’s Phone ________________________________
Salesperson ___________________________________
13.
SPECIFICATIONS
*Power Output
(Maximum Average Power, 0.1% THD, 1KHz)
Rated Per Channel, Two Channels Driven
Powerflex 6250
Powerflex 4400
4 ohm:
250 Watts RMS
400 Watts RMS
8 ohm:
150 Watts RMS
275 Watts RMS
25V (6250 only)
150 Watts RMS
*
Mono Bridged (1 Channel)
8 ohm:
500 Watts RMS
800Watts RMS
70V (6250 only)
500 Watts RMS
*
Rated Per Channel, All Channels Driven
Powerflex 6250
Powerflex 4400
4 ohm:
250 Watts RMS†
400 Watts RMS†
8 ohm:
150 Watts RMS
275 Watts RMS
25V (6250 only)
150 Watts RMS
*
Mono Bridged (3 channels)
8 ohm:
500 Watts RMS
800Watts RMS
70V (6250 only)
500 Watts RMS
*
Input Impedance: 10K ohm balanced, 37K ohm unbal-
anced
High Pass Filter: 50Hz, 12dB/octave
**Total Harmonic Distortion (20Hz - 20KHz @ 8 ohms):
<0.2%
**IMD
(SMPTE 60Hz/7KHz 4:1)
@ 8 ohms: <0.2% (throughout power range)
(IHF) @ 8 ohms: <0.1% (throughout power range)
**Hum and Noise: -100dB from full output (A-weighted)
Full Power Input Sensitivity:
Powerflex 6250
Powerflex 4400
1.05V RMS (2.6dBu) 1.25V RMS (4.15dBu)
Frequency Response:
8 ohm: ±0.5dB 20Hz-20kHz
4 ohm: ±1.5dB 20Hz-20kHz
Voltage Gain: 32X (30.1dB)
Crosstalk: < -80dB (20Hz - 1KHz)
Signal Present Signal Sensitivity: 13mV RMS (-35.5dBu)
Power Requirement:
110-125VAC, 220 - 250VAC
50/60Hz
